drm_i830_buf_priv_t *buf_priv = buf->dev_private;
drm_i830_private_t *dev_priv = dev->dev_private;
struct file_operations *old_fops;
+ unsigned long virtual;
int retcode = 0;
if(buf_priv->currently_mapped == I830_BUF_MAPPED) return -EINVAL;
old_fops = filp->f_op;
filp->f_op = &i830_buffer_fops;
dev_priv->mmap_buffer = buf;
- buf_priv->virtual = (void __user *)do_mmap(filp, 0, buf->total,
- PROT_READ|PROT_WRITE,
- MAP_SHARED,
- buf->bus_address);
+ virtual = do_mmap(filp, 0, buf->total, PROT_READ|PROT_WRITE,
+ MAP_SHARED, buf->bus_address);
dev_priv->mmap_buffer = NULL;
filp->f_op = old_fops;
- if (IS_ERR(buf_priv->virtual)) {
+ if (IS_ERR((void *)virtual)) { /* ugh */
/* Real error */
DRM_ERROR("mmap error\n");
- retcode = PTR_ERR(buf_priv->virtual);
- buf_priv->virtual = 0;
+ retcode = virtual;
+ buf_priv->virtual = NULL;
+ } else {
+ buf_priv->virtual = (void __user *)virtual;
}
up_write( ¤t->mm->mmap_sem );
up_write(¤t->mm->mmap_sem);
buf_priv->currently_mapped = I830_BUF_UNMAPPED;
- buf_priv->virtual = 0;
+ buf_priv->virtual = NULL;
return retcode;
}
}
int i830_dma_init(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long __user arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
DRM_DEBUG( "start + used - 4 : %ld\n", start + used - 4);
if (buf_priv->currently_mapped == I830_BUF_MAPPED) {
- u32 *vp = buf_priv->virtual;
+ u32 __user *vp = buf_priv->virtual;
put_user( (GFX_OP_PRIMITIVE |
sarea_priv->vertex_prim |
}
int i830_flush_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long __user arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
}
int i830_dma_vertex(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long __user arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
}
int i830_clear_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long __user arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
}
int i830_swap_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long __user arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
}
int i830_flip_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long __user arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
}
int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long __user arg)
+ unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
}
int i830_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long __user arg)
+ unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
int i830_copybuf(struct inode *inode,
struct file *filp,
unsigned int cmd,
- unsigned long __user arg)
+ unsigned long arg)
{
/* Never copy - 2.4.x doesn't need it */
return 0;
int i830_getparam( struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long __user arg )
+ unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;
int i830_setparam( struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long __user arg )
+ unsigned long arg )
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->dev;